Mosquito season in Brooks County, TX: when it starts and ends
Mosquito months in Brooks County
In a normal year mosquito season in Brooks County, TX starts around January 31 and ends around December 20, about 46 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Brooks County, and when
- Start tipping out standing water weekly by January 17.
- Book any yard treatment for late January, ahead of the July peak.
- Repellent can go away after December 20.
- No West Nile cases since 2016, so bites in Brooks County are a nuisance; check window screens.
Brooks County against the rest of TX
Brooks County has the 41st longest season of 254 TX counties, at 323 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 72.4°F.
- Montgomery County: February 2 to December 23 (324 days, 86 WNV)
- Duval County: January 29 to December 18 (323 days, 0 WNV)
- Milam County: February 23 to January 12 (323 days, 1 WNV)
- Tyler County: February 19 to January 6 (321 days, 1 WNV)
West Nile in Brooks County
CDC ArboNET lists no human West Nile cases for Brooks County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 3 of those years.
See how the dates are worked out, and when mosquitoes go away for the winter.